attack.java

局域网聊天工具,学习java桌面应用程序的好例子,(代传)

/*
 * Attack.java
 *
 * Created on 2008年10月28日, 下午4:05
 */

package ipmsg.gui;

import ipmsg.etc.Command;
import ipmsg.etc.GlobalConstant;
import ipmsg.etc.GlobalVar;
import ipmsg.network.UtilityNet;

/**
 *
 * @author  Noeru
 */
public class Attack extends javax.swing.JFrame {
    
    private String ip;
    private boolean start=true;
    private boolean stop=false;
    private static Command com;
    private int count=0;
    private short time=500;

    /** Creates new form Attack */
    public Attack(String ip) {
        GlobalVar.WINDOW_REG.add("attack");
        initComponents();
        this.ip=ip;
        com = new Command(GlobalConstant.IPMSG_SENDMSG);
        com.setIp(this.ip);
        
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jPanel1 = new javax.swing.JPanel();
        jTextField1 = new javax.swing.JTextField();
        jButton2 = new javax.swing.JButton();
        jComboBox1 = new javax.swing.JComboBox();
        jLabel1 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.DO_NOTHING_ON_CLOSE);
        setTitle("攻击");
        setResizable(false);
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                formWindowClosing(evt);
            }
        });

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("您要说的话"));

        jTextField1.setText(" ");

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 279, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap())
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(39, 39, 39))
        );

        jButton2.setText("开始");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "看看效果", "随便玩玩", "刺激一下", "狂轰滥炸" }));
        jComboBox1.addItemListener(new java.awt.event.ItemListener() {
            public void itemStateChanged(java.awt.event.ItemEvent evt) {
                jComboBox1ItemStateChanged(evt);
            }
        });

        jLabel1.setText("效果：");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, 83, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 93, Short.MAX_VALUE)
                .addComponent(jButton2)
                .addGap(32, 32, 32))
            .addGroup(layout.createSequentialGroup()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, 66, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton2))
                .addContainerGap())
        );

        java.awt.Dimension screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize();
        setBounds((screenSize.width-323)/2, (screenSize.height-155)/2, 323, 155);
    }// </editor-fold>//GEN-END:initComponents

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// TODO add your handling code here:
    if(start){
        String str = this.jTextField1.getText().trim();
        if (str.equals(""))return;
        com.setAdditional(str);
        
        this.stop=false;
        this.start=false;
        this.jButton2.setText("停止");
        new Thread(new attack()).start();
    }else{
        this.stop=true;
        this.start=true;
        this.jButton2.setText("开始");
    }
}//GEN-LAST:event_jButton2ActionPerformed

private void formWindowClosing(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowClosing
// TODO add your handling code here:
    this.exit();
}//GEN-LAST:event_formWindowClosing

private void jComboBox1ItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_jComboBox1ItemStateChanged
// TODO add your handling code here:
    if(this.jComboBox1.getSelectedIndex()==0)this.time=500;
    else if(this.jComboBox1.getSelectedIndex()==1)this.time=200;
    else if(this.jComboBox1.getSelectedIndex()==2)this.time=100;
    else if(this.jComboBox1.getSelectedIndex()==3)this.time=25;
}//GEN-LAST:event_jComboBox1ItemStateChanged


    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton2;
    private javax.swing.JComboBox jComboBox1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JTextField jTextField1;
    // End of variables declaration//GEN-END:variables

    private void exit(){
        GlobalVar.WINDOW_REG.remove("attack");
        this.dispose();
    }
    
    class attack extends Thread{
        @Override
        public void run(){
            while(!stop){
                UtilityNet.sendUdpPacket(com);
                com.setPacketNo(count++);
                try {
                    Thread.sleep(time);
                } catch (InterruptedException ex) {
                }
            }
        }
    }
}